1264226200 has 24 divisors (see below), whose sum is σ = 2939326380. Its totient is φ = 505690400.

The previous prime is 1264226167. The next prime is 1264226263. The reversal of 1264226200 is 26224621.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3160366 + ... + 3160765.

Almost surely, 2^1264226200 is an apocalyptic number.

1264226200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1264226200 is an abundant number, since it is smaller than the sum of its proper divisors (1675100180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1264226200 is a wasteful number, since it uses less digits than its factorization.

1264226200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6321147 (or 6321138 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1264226200 is about 35555.9587129921. The cubic root of 1264226200 is about 1081.2885283697.

The spelling of 1264226200 in words is "one billion, two hundred sixty-four million, two hundred twenty-six thousand, two hundred".